556113 has 4 divisors (see below), whose sum is σ = 741488. Its totient is φ = 370740.

The previous prime is 556103. The next prime is 556123. The reversal of 556113 is 311655.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (556103) and next prime (556123).

It is not a de Polignac number, because 556113 - 2⁸ = 555857 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556113.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 556113.

It is not an unprimeable number, because it can be changed into a prime (556103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92683 + ... + 92688.

It is an arithmetic number, because the mean of its divisors is an integer number (185372).

2⁵⁵⁶¹¹³ is an apocalyptic number.

It is an amenable number.

556113 is a deficient number, since it is larger than the sum of its proper divisors (185375).

556113 is a wasteful number, since it uses less digits than its factorization.

556113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185374.

The product of its digits is 450, while the sum is 21.

The square root of 556113 is about 745.7298438443. The cubic root of 556113 is about 82.2345554775.

Adding to 556113 its reverse (311655), we get a palindrome (867768).

The spelling of 556113 in words is "five hundred fifty-six thousand, one hundred thirteen".